start
    chunk beat
        rest for 4b

        play Bb5, Eb4 for 1b loop for 8

        play F5, C6 for 1b loop for 8

        play G5, D6 for 1b loop for 8

        play G4, D5, G6 for 1b loop for 8

        play Bb4, Eb5 for 1b
        play Eb5 for 1b
        play G5, Bb6 for 1b loop for 6

        play C5, F5 for 1b
        play F5 for 1b
        play A5, C6 for 1b loop for 6

        play D5, G5 for 1b
        play G5 for 1b
        play D6, G6 for 1b loop for 6

        play G3, D4, G5 for 1b
        play G5 for 1b
        play D4, G5 for 1b loop for 2
        play D4, G5 for 2b loop for 2
    endchunk

    chunk ryth
        play D6 for 2b
        play F6 for 2b

        play C6 for 2b loop for 2
        play Bb5 for 2b
        play A5 for 1b
        play F6 for 1b

        play C6 for 2b loop for 2
        play Bb5 for 2b
        play A5 for 1b
        play D6 for 1b

        play Bb5 for 2b loop for 2
        play A5 for 2b
        play G5 for 2b

        play D5 for 1b loop for 2
        play Bb5 for 1b
        play Bb5 for 1b
        play A5 for 1b loop for 2
        play F5 for 1b
        play F6 for 1b

        play C6 for 2b loop for 2
        play Bb5 for 2b
        play A5 for 1b
        play F6 for 1b

        play C6 for 2b loop for 2
        play Bb5 for 2b
        play A5 for 1b
        play D6 for 1b

        play Bb5 for 2b loop for 2 
        play A5 for 2b
        play G5 for 2b

        play D5 for 1b loop for 2
        play Bb5 for 1b loop for 2
        play A5 for 1b loop for 2
        play G5 for 2b
    endchunk

    run beat with sound piano, bpm 170, loop for 1
    run ryth with sound piano, bpm 170, loop for 1
finish